Home / 11,082.18-16,628.16-5,815.92

Finding the Fourth Proportional to 11,082.18, 16,628.16 and 5,815.92

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Solution

The fourth proportional to 11,082.18, 16,628.16 and 5,815.92 is: 8,726.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,082.18 : 16,628.16 = 5,815.92 : x
  2. Step 2: Convert to fraction form
    11,082.18/16,628.16 = 5,815.92/x
  3. Step 3: Cross multiply
    11,082.18x = 16,628.16 × 5,815.92
  4. Step 4: Simplify right side
    11,082.18x = 96,708,048.31
  5. Step 5: Solve for x
    x = 96,708,048.31/11,082.18
  6. Step 6: Final answer
    x = 8,726.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.